In 2016 PLNA started recognizing members for their longevity and commitment to PLNA. Members are recognized at 100 years, 50 years, 40 years, 30 years, 20 years and 10 years of membership. Members attaining 100, 50 and 40 years of membership are awarded special plaques.  The 30, 20 and 10 year members are recognized with special certificates.  The year noted behind each members name is the year they joined PLNA.

100 Year Members

Root's Nurseries, Inc., Manheim, PA - Founding member of PLNA
Star Roses and Plants/Conard-Pyle, West Grove, PA - Founding member of PLNA

50- 99 Year Members

Abraczinskas Nurseries, Inc. (1961)
Beechwood Nursery Inc. (1957)
Boyer Nurseries & Orchards, Inc. (1946)
Bucks Country Gardens, Ltd. (1968)
Coles Nurseries, Inc. (1950)
County Line Landscape Nursery, Inc. (1954)
Dahlkemper Landscape Architects & Contractors (1962)
Dolinsky Brothers Nurseries (1947)
Erb Brothers Landscaping, Inc. (1942)
Fairview Evergreen Nurseries, Inc. (1938)
Feeney's Wholesale Nursery (1954)
Gale Nurseries, Inc. (1963)
Green Acres Nursery, Inc. (1964)
Hively Landscapes (1968)
Iannetti's Garden Center, Inc. (1959)
Johnston's Evergreen Nursery (1968)
Kenneth P. Soergel & Assoc.,Inc. (1955)
Lake Forest Gardens, Inc. (1940)
Long Nursery, Inc. (1950)
Mafco Worldwide Corporation (1965)
Musser Forests, Inc. (1928)
NYP Corp. (1957)
Plantique, Inc. (1966)
Sestili Nursery, Inc. (1954)
Spring Valley Nurseries (1958)

40 - 49 Year Members

Christmas Tree Hill, Inc. (1977)
Doyle and McDonnell, Inc. (1975)
Ernst Conservation Seeds, Inc. (1969)
G.W. Kleber & Sons Nursery (1971)
Green Valley Landscaping, Inc. (1973)
Greenleaf Nursery Company, Inc. (1975)
Hanover Nursery (1972)
Highland Gardens (1969)
Kimicata Brothers (1976)
Knight Brothers, Inc. (1977)
Martin Brooks Rare Plant Nursery (1975)
May Nursery, Inc. (1976) Moon Nurseries, Inc. (1973)
Mostardi Nursery (1977) Pinecrest Tree Farms (1972)
Rockelman's Nursery (1971) Schroeder Gardens, Inc. (1971)
Snavely's Garden Corner, Inc. (1974) Tilley's Nursery, Inc. (1976)
Trail Gardens (1977)
Water Crest Farms Nursery (formerly W.D. Wells & Associates) (1977)